<?php

namespace addons\paotui\library;

use app\admin\model\paotui\Poster;
use app\common\model\User;
use app\common\model\UserRule;
use fast\Random;
use think\Config;
use think\Db;
use think\Exception;
use think\Hook;
use think\Request;
use think\Validate;

class PosterAuth
{
    protected static $instance = null;
    protected $_error = '';
    protected $_logined = false;
    protected $_poster = null;
    protected $_token = '';
    //Token默认有效时长
    protected $keeptime = 2592000;
    protected $rules = [];
    //默认配置
    protected $config = [];
    protected $options = [];
    protected $allowFields = ['id', 'poster_name', 'qujian_name', 'type', 'mobile', 'money'];

    public function __construct($options = [])
    {
        $this->options = array_merge($this->config, $options);
    }

    /**
     *
     * @param array $options 参数
     * @return PosterAuth
     */
    public static function instance($options = [])
    {
        if (is_null(self::$instance)) {
            self::$instance = new static($options);
        }

        return self::$instance;
    }

    /**
     * 获取Poster模型
     * @return User
     */
    public function getPoster()
    {
        return $this->_poster;
    }

    /**
     * 兼容调用user模型的属性
     *
     * @param string $name
     * @return mixed
     */
    public function __get($name)
    {
        return $this->_poster ? $this->_poster->$name : null;
    }

    /**
     * 兼容调用user模型的属性
     */
    public function __isset($name)
    {
        return isset($this->_poster) ? isset($this->_poster->$name) : false;
    }

    /**
     * 根据Token初始化
     *
     * @param string $token Token
     * @return boolean
     */
    public function init($token)
    {
        if ($this->_logined) {
            return true;
        }
        if ($this->_error) {
            return false;
        }
        $data = PosterToken::get($token);
        if (!$data) {
            return false;
        }

        $poster_id = intval($data['poster_id']);
        if ($poster_id > 0) {
            $poster = Poster::get($poster_id);
            if (!$poster) {
                $this->setError('Account not exist');
                return false;
            }
            if ($poster['status'] != '1') {
                $this->setError('Account is locked');
                return false;
            }
            $this->_poster = $poster;
            $this->_logined = true;
            $this->_token = $token;

            //初始化成功的事件
            Hook::listen("poster_init_successed", $this->_poster);

            return true;
        } else {
            $this->setError('You are not logged in');
            return false;
        }
    }


    /**
     * 退出
     *
     * @return boolean
     */
    public function logout()
    {
        if (!$this->_logined) {
            $this->setError('You are not logged in');
            return false;
        }
        //设置登录标识
        $this->_logined = false;
        //删除Token
        PosterToken::delete($this->_token);
        //退出成功的事件
        Hook::listen("poster_logout_successed", $this->_poster);
        return true;
    }

    /**
     * 直接登录账号
     * @param int $poster_id
     * @return boolean
     */
    public function direct($poster_id)
    {
        $poster = Poster::get($poster_id);
        if ($poster) {
            Db::startTrans();
            try {
                $ip = request()->ip();
                $time = time();

                //判断连续登录和最大连续登录
                if ($poster->logintime < \fast\Date::unixtime('day')) {
                    $poster->successions = $poster->logintime < \fast\Date::unixtime('day', -1) ? 1 : $poster->successions + 1;
                    $poster->maxsuccessions = max($poster->successions, $poster->maxsuccessions);
                }


                $poster->prevtime = $poster->logintime;
                //记录本次登录的IP和时间
                $poster->loginip = $ip;
                $poster->logintime = $time;
                //重置登录失败次数
                $poster->loginfailure = 0;

                $poster->save();

                $this->_poster = $poster;
                $this->_token = Random::uuid();
                PosterToken::set($this->_token, $poster->id, $this->keeptime);

                $this->_logined = true;

                //登录成功的事件
                Hook::listen("poster_login_successed", $this->_poster);
                Db::commit();
            } catch (Exception $e) {
                Db::rollback();
                $this->setError($e->getMessage());
                return false;
            }
            return true;
        } else {
            return false;
        }
    }

    /**
     * 判断是否登录
     * @return boolean
     */
    public function isLogin()
    {
        if ($this->_logined) {
            return true;
        }
        return false;
    }

    /**
     * 获取当前Token
     * @return string
     */
    public function getToken()
    {
        return $this->_token;
    }

    /**
     * 获取会员基本信息
     */
    public function getUserinfo()
    {
        $data = $this->_poster->toArray();
        $allowFields = $this->getAllowFields();


        $userinfo = array_intersect_key($data, array_flip($allowFields));
        $userinfo = array_merge($userinfo, PosterToken::get($this->_token));

        return $userinfo;
    }

    /**
     * 获取允许输出的字段
     * @return array
     */
    public function getAllowFields()
    {
        return $this->allowFields;
    }

    /**
     * 设置允许输出的字段
     * @param array $fields
     */
    public function setAllowFields($fields)
    {
        $this->allowFields = $fields;
    }

    /**
     * 获取密码加密后的字符串
     * @param string $password 密码
     * @param string $salt     密码盐
     * @return string
     */
    public function getEncryptPassword($password, $salt = '')
    {
        return md5(md5($password) . $salt);
    }

    /**
     * 检测当前控制器和方法是否匹配传递的数组
     *
     * @param array $arr 需要验证权限的数组
     * @return boolean
     */
    public function match($arr = [])
    {
        $request = Request::instance();
        $arr = is_array($arr) ? $arr : explode(',', $arr);
        if (!$arr) {
            return false;
        }
        $arr = array_map('strtolower', $arr);
        // 是否存在
        if (in_array(strtolower($request->action()), $arr) || in_array('*', $arr)) {
            return true;
        }

        // 没找到匹配
        return false;
    }

    /**
     * 设置会话有效时间
     * @param int $keeptime 默认为永久
     */
    public function keeptime($keeptime = 0)
    {
        $this->keeptime = $keeptime;
    }

    /**
     * 渲染用户数据
     * @param array  $datalist  二维数组
     * @param mixed  $fields    加载的字段列表
     * @param string $fieldkey  渲染的字段
     * @param string $renderkey 结果字段
     * @return array
     */
    public function render(&$datalist, $fields = [], $fieldkey = 'poster_id', $renderkey = 'userinfo')
    {
        $fields = !$fields ? ['id', 'nickname', 'level', 'avatar'] : (is_array($fields) ? $fields : explode(',', $fields));
        $ids = [];
        foreach ($datalist as $k => $v) {
            if (!isset($v[$fieldkey])) {
                continue;
            }
            $ids[] = $v[$fieldkey];
        }
        $list = [];
        if ($ids) {
            if (!in_array('id', $fields)) {
                $fields[] = 'id';
            }
            $ids = array_unique($ids);
            $selectlist = User::where('id', 'in', $ids)->column($fields);
            foreach ($selectlist as $k => $v) {
                $list[$v['id']] = $v;
            }
        }
        foreach ($datalist as $k => &$v) {
            $v[$renderkey] = isset($list[$v[$fieldkey]]) ? $list[$v[$fieldkey]] : null;
        }
        unset($v);
        return $datalist;
    }

    /**
     * 设置错误信息
     *
     * @param string $error 错误信息
     * @return PosterAuth
     */
    public function setError($error)
    {
        $this->_error = $error;
        return $this;
    }

    /**
     * 获取错误信息
     * @return string
     */
    public function getError()
    {
        return $this->_error ? __($this->_error) : '';
    }
}
